-- % lua -e "print(math.sin(12))"
print(math.sin(12)) --> -0.53657291800043

-- % lua -i -l a -e "x = 10"
x = 10

-- % lua -i -e "_PROMPT=' lua> '"
_PROMPT=' lua> '

print(math.sin(3)) --> 0.14112000805987
a = 30
print(a) --> 30

-- lua -e "sin=math.sin" script a b
print(arg[-3]) -- = "lua"
print(arg[-2]) -- = "-e"
print(arg[-1]) -- = "sin=math.sin"
print(arg[0]) -- = "script"
print(arg[1]) -- = "a"
print(arg[2]) -- = "b"
